Question

Cum se rezolva E(x) de exemplu

Answer 1

E(x)=$\frac{ x^{2} +4x+4}{x(x+2)} * \frac{x}{x+2}\ \textless \ =\ \textgreater \ \frac{(x+2)^2}{x+2}* \frac{1}{x+2}$ simplifici (x+2)^2 cu x+2 si in final vei avea
$\frac{x+2}{x+2}$ =>>> E(x)=1